<template>
    <view class="goods-item">
      <!-- 左侧盒子 -->
      <view class="goods-item-left">
        <radio :checked="goods.goods_state" color="#c00000" v-if="showRadio" @click="radioChangeHandler"></radio>
        <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
      </view>
      <!-- 右侧盒子 -->
      <view class="goods-item-right">
        <!-- 商品的名字 -->
        <view class="goods-name">{{goods.goods_name}}</view>
        <!-- 商品的价格 -->
        <view class="goods-info-box">
          <view class="goods-price">￥{{goods.goods_price | tofiexd}}</view>
          <!-- 封装NumberBox -->
          <uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
        </view>
      </view>
    </view>
</template>

<script>
  export default {
    name:"my-goods",
    props:{
      goods: {
        type: Object,
        defaul: {},
      },
      showRadio:{
        type:Boolean,
        // 默认情况下不会展示组件
        default:false
      },
       // 是否展示价格右侧的 NumberBox 组件
        showNum:{
          type:Boolean,
          default:false
        }
    },
    data() {
      return {
        // 定义默认图片
        defaultPic:'http://image4.suning.cn/uimg/b2c/newcatentries/0070078057-000000000751129836_1_400x400.jpg'
      };
    },
    methods:{
      // 这是radio组件的点击处理函数
      radioChangeHandler(){
        this.$emit('radio-change',{
          // 商品的 Id
          goods_id: this.goods.goods_id,
          // 商品最新的勾选状态
          goods_state: !this.goods.goods_state
        })
      },
      // 监听到了NumberBox组件数量变化的事件
      numChangeHandler(val){
        console.log(val)
        this.$emit('num-change',{
          goods_id:this.goods.goods_id,
          goods_count:+val 
        })
      }
    },
    // 过滤器
    filters:{
      tofiexd(num){
       return Number(num).toFixed(2)
      }
    }
  }
</script>

<style lang="scss">
.goods-item{
  width: 750rpx;
  box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    padding: 10px 5px 10px 10px;
    border-bottom: 1px solid #f0f0f0;
    .goods-item-left{
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-right: 5px;
      .goods-pic{
        width: 100px;
        height: 100px;
        display: block;
      }
    }
    .goods-item-right{
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      .goods-name{
        font-size: 13px;
      }
      .goods-info-box{
        display: flex;
        justify-content: space-between;
        align-items: center;
        .goods-price{
          color: #ff0000;
          font-size: 16px;
        }
      }
    }
  }
</style>
